Pro-face PFXGP4501TAA Instrukcja Obsługi Pobierz pdf (Strona 73)

GP4000 Series Hardware Manual

Specifications of Serial Interface COM1

Introduction

NOTE: For instructions on how to connect to other devices, always refer to the “GP-

Pro EX Device/PLC Connection Manual”.

The serial port is not isolated. The SG (signal ground) and FG (frame ground)

terminals are connected inside the GP unit.

Serial Interface COM1

GP-4301T / GP-4301TW / GP-4303T: D-Sub 9 pin plug connector via an RS-232C

cable.

NOTE:

You can switch pin #9 between RI and VCC via software.

Interfit bracket is #4-40 (UNC).

DANGER

ELECTRIC SHOCK

When using the SG terminal to connect an external device to the panel:

z Verify that a short-circuit loop is not created when you set up the system.

z Connect the #5 SG terminal to remote equipment when the host (PLC) unit is

not isolated. Connect the #5 SG terminal to a known reliable ground connection

to reduce the risk of damaging the circuit.

Failure to follow these instructions will result in death or serious injury.

Pin Connection Pin

No.

RS-232C

Signal Name Direction Meaning

1 CD Input Carrier Detect

2 RD(RXD) Input Receive Data

3 SD(TXD) Output Send Data

4 ER(DTR) Output Data Terminal Ready

5 SG - Signal Ground

6 DR(DSR) Input Data Set Ready

7 RS(RTS) Output Request to Send

8 CS(CTS) Input Send possible

9 CI(RI)/VCC Input/– Called Status Display

+5V±5% Output 0.25A

Shell FG – Frame Ground (Common

with SG)

NOTICE

EQUIPMENT DAMAGE

Use only the rated current.

Failure to follow these instructions can result in equipment damage.

(GP unit side)

1 2 ... 68 69 70 71 72 73 74 75 76 77 78 ... 239 240

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Pro-face PFXGP4501TAA Instrukcja Obsługi Strona 73